The fabric is a down proof 20 den twill, 60% polyester – 40% nylon, with self-healing coating and water repellent treatment. Filling is 100% duck down. This jacket has a hood and a front zipper. It features two zippered pockets in front, as well as an inner pocket. Underarm vents, ribbed cuffs, bottom and inner collar. It features iconic details such as the patch.